NLL Verslagen en verhandelingen XVIII - 1953. S. 421. Torsional strength and stiffness tests on wing leading edges. NLL Verslagen en verhandelingen XVIII - 1953. S. 426. Note on the general stress-strain relations of some ideal bodies showing the phenomena of creep and … NLL Verslagen en verhandelingen XVIII - 1953. V.1535. Airflow through helicopter-rotors in vertical flight. NLL Verslagen en verhandelingen XVIII - 1953. V.1648. The effect of the compressibility of the air on the dynamic longtitudinal stability of an aeroplane in … NLL Verslagen en verhandelingen XX1 - 1959. TR F.184. A simplified method for the calculation of three-dimensional laminair boundary layers. NLL Verslagen en verhandelingen XX1 - 1959. TN F.192. Calculation of aerodynamic forces on slowly oscillating rectangular wings in subsonic flow. NLL Verslagen en verhandelingen XX1 - 1959. TR F.208.The influence of non-stationary stability derivatives on the snaking motion at high subsonic speed. NLL Verslagen en verhandelingen XX1 - 1959. TN F.193. Stability diagrams for laminar boundary layer flow. NLL Verslagen en verhandelingen XX1 - 1959. TR F.202. Nachprüfung der einfachen Rechenmethode für dreidimensionale laminare Grenzschichten mit Hilfe von exakten Lösungen. NLL Verslagen en verhandelingen XX1 - 1959. TR F.206. Linearized theory of lifting sweptback wings at sonic speed. NLL Verslagen en verhandelingen XXII - 1959. W1. Boundary lvalue problems in lifting surface theory. NLL Verslagen en verhandelingen XXIII - 1961. TR G.1 Theoretical determination of the power efficiency and overall flow behaviour of free jet wind tunnels with …